Tryit Editor v2.9

Edit This Code:
<!DOCTYPE html>
<html>
<body>

<p>When you submit the form, a function is triggered which alerts some text.</p>

<form action="demo_form.asp" onsubmit="myFunction()">
  Enter name: <input type="text" name="fname">
  <input type="submit" value="Submit">
</form>

<script>
function myFunction() {
    alert("The form was submitted");
}
</script>

</body>
</html>